package ex.hql.controller;


import cn.afterturn.easypoi.excel.ExcelExportUtil;
import cn.afterturn.easypoi.excel.ExcelImportUtil;
import cn.afterturn.easypoi.excel.entity.ExportParams;
import cn.afterturn.easypoi.excel.entity.ImportParams;
import cn.afterturn.easypoi.excel.entity.enmus.ExcelType;
import ex.hql.pojo.*;
import ex.hql.service.*;
import io.swagger.annotations.ApiOperation;
import org.apache.poi.ss.usermodel.Workbook;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.URLEncoder;
import java.time.LocalDate;
import java.util.List;

/**
 * <p>
 *  前端控制器
 * </p>
 *
 * @author hql
 * @since 2021-08-19
 */
@RestController
@RequestMapping("/employee/basic")
public class EmployeeController {

    @Autowired
    private IEmployeeService employeeService;

    @Autowired
    private IPoliticsStatusService politicsStatusService;

    @Autowired
    private IJoblevelService joblevelService;

    @Autowired
    private INationService nationService;

    @Autowired
    private IPositionService positionService;

    @Autowired
    private IDepartmentService departmentService;


    @ApiOperation(value = "获取所有员工（分页）")
    @GetMapping("/")
    public RespPageBean getEmployee(@RequestParam(defaultValue = "1") Integer currentPage,
                                    @RequestParam(defaultValue = "10") Integer size,
                                    Employee employee, LocalDate[] beginDateScope){

        return employeeService.getEmployeeByPage(currentPage,size,employee,beginDateScope);

    }

    @ApiOperation(value = "获取所有政治面貌")
    @GetMapping("/politicsstatus")
    public List<PoliticsStatus> getAllPoliticsStatus(){
        return politicsStatusService.list();
    }

    @ApiOperation(value = "获取所有职称")
    @GetMapping(value = "joblevels")
    public List<Joblevel> getAllJobLevel(){
       return   joblevelService.list();
    }

    @ApiOperation(value = "获取所有民族")
    @GetMapping("/nations")
    public List<Nation> getAllNations(){
        return nationService.list();
    }

    @ApiOperation(value = "获取所有职位")
    @GetMapping("/positions")
    public List<Position> getAllPositions(){
        return positionService.list();
    }

    @ApiOperation(value = "获取所有部门")
    @GetMapping("/deps")
    public List<Department> getAllDepartment(){
        return departmentService.getALLDepartments();
    }

    @ApiOperation(value = "获取工号")
    @GetMapping("/maxWorkID")
    public RespBean maxWorkID(){
        return employeeService.maxWorkID();
    }

    @ApiOperation(value = "添加员工")
    @PostMapping("/")
    public RespBean addEmp(@RequestBody Employee employee){
        return employeeService.addEmp(employee);
    }

    @ApiOperation(value = "更新员工信息")
    @PutMapping("/")
    public RespBean updateEmp(@RequestBody Employee employee){
        if(employeeService.updateById(employee)){
            return RespBean.success("更新成功！");
        }
        else {
            return RespBean.error("更新失败！");
        }
    }

    @ApiOperation(value = "删除员工")
    @DeleteMapping("/{id}")
    public RespBean deleteById(@PathVariable Integer id){
        if(employeeService.removeById(id)){
            return RespBean.success("删除员工成功！");
        }
        else{
            return RespBean.error("删除员工失败！");
        }
    }

    @ApiOperation(value = "导出员工数据",produces = "application/octet-stream")
    @GetMapping("/export")
    public void exportEmployee(HttpServletResponse response){
        List<Employee> employeeList = employeeService.getEmployee(null);
        ExportParams params=new ExportParams("员工表","员工表", ExcelType.HSSF);
        Workbook workbook = ExcelExportUtil.exportExcel(params, Employee.class, employeeList);
        ServletOutputStream outputStream=null;
        try {
            //流形式
            response.setHeader("content-type","application/octet-stream");
            //防止中文乱码
            response.setHeader("content-disposition","attachment;filename="+ URLEncoder.encode("员工表.xls","UTF-8"));
            outputStream = response.getOutputStream();
            workbook.write(outputStream);
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            if(outputStream!=null){
                try {
                    outputStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }

    @ApiOperation(value = "导入员工数据")
    @PostMapping("/import")
    public RespBean importEmployee(MultipartFile file){
        ImportParams params=new ImportParams();
        //去掉第一行
        params.setTitleRows(1);
        try {
            List<Nation> nationList = nationService.list();
            List<Employee> list = ExcelImportUtil.importExcel(file.getInputStream(), Employee.class, params);
            List<PoliticsStatus> politicsStatusList = politicsStatusService.list();
            List<Department> departmentList = departmentService.list();
            List<Joblevel> joblevelList = joblevelService.list();
            List<Position> positionList = positionService.list();
            list.forEach(employee->{
               //民族id
              employee.setNationid(nationList.get(nationList.indexOf(new Nation(employee.getNation().getName()))).getId());
              //政治面貌id
              employee.setPoliticid(politicsStatusList.get(politicsStatusList.indexOf(new PoliticsStatus(employee.getPoliticsStatus().getName()))).getId());
              //部门id
                employee.setDepartmentid(departmentList.get(departmentList.indexOf(new Department(employee.getDepartment().getName()))).getId());
                //职称id
                employee.setJoblevelid(joblevelList.get(joblevelList.indexOf(new Joblevel(employee.getJoblevel().getName()))).getId());
                //职位id
                employee.setPosid(positionList.get(positionList.indexOf(new Position(employee.getPosition().getName()))).getId());

           });
            if(employeeService.saveBatch(list)){
                return RespBean.success("导入成功！");
            }
            else {
                return RespBean.error("导入失败！");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

}
